diff --git a/Source/Editor/Windows/Assets/AnimationWindow.cs b/Source/Editor/Windows/Assets/AnimationWindow.cs
index 12dd4a848..088aceadd 100644
--- a/Source/Editor/Windows/Assets/AnimationWindow.cs
+++ b/Source/Editor/Windows/Assets/AnimationWindow.cs
@@ -254,6 +254,7 @@ namespace FlaxEditor.Windows.Assets
                 Enabled = false
             };
             _timeline.Modified += MarkAsEdited;
+            _timeline.SetNoTracksText("Loading...");
 
             // Asset properties
             _propertiesPresenter = new CustomEditorPresenter(null);
@@ -361,6 +362,7 @@ namespace FlaxEditor.Windows.Assets
                 _timeline.Load(_asset);
                 _undo.Clear();
                 _timeline.Enabled = true;
+                _timeline.SetNoTracksText(null);
                 ClearEditedFlag();
             }
         }
diff --git a/Source/Editor/Windows/Assets/ParticleSystemWindow.cs b/Source/Editor/Windows/Assets/ParticleSystemWindow.cs
index acc3c658a..189f737c6 100644
--- a/Source/Editor/Windows/Assets/ParticleSystemWindow.cs
+++ b/Source/Editor/Windows/Assets/ParticleSystemWindow.cs
@@ -347,6 +347,7 @@ namespace FlaxEditor.Windows.Assets
             };
             _timeline.Modified += OnTimelineModified;
             _timeline.SelectionChanged += OnTimelineSelectionChanged;
+            _timeline.SetNoTracksText("Loading...");
 
             // Properties editor
             var propertiesEditor = new CustomEditorPresenter(_undo, string.Empty);
@@ -527,6 +528,7 @@ namespace FlaxEditor.Windows.Assets
                 // Setup
                 _undo.Clear();
                 _timeline.Enabled = true;
+                _timeline.SetNoTracksText(null);
                 _propertiesEditor.Select(new GeneralProxy(this));
                 ClearEditedFlag();
             }